12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிக பாதுகாப்பு அமைப்புகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications வலையமைப்பு வடமிடல் Sample Question Papers Study Material - QB365 Set A
Published on: 17/06/2021
QB365 provides detailed and simple solution for every Creative Questions in class 12 Physics Subject. It will helps to get more idea about question pattern in
every Creative questions with solution.
Download Tamil Nadu 12th Standard Physics question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Physics Test1.
According to special theory of relativity the only constant in all frames is _____________.
mass
length
time
velocity of light
2.
The value of stopping potential when the frequency of light is equal to the threshold frequency is _________________.
maximum
zero
minimum
infinity
3.
Gases begin to conduct electricity at low pressure because ______________.
at low pressure gases turn to plasma
colliding electrons can acquire higher K.E due to increased mean free path leading to ionisation of atoms
atoms breakup into electrons and protons
the electrons in atoms can move freely at low pressure
4.
Einstein's work on photoelectric effect gives support to _______________.
E = mc2
E=hv
hg-\(\frac{1}{2}\) mv2
E=\(\frac { h }{ \lambda } \)
5.
An electron of mass m and charge e is accelerated from rest through a potential difference of V volt in a vacuum. Its final speed will be ______________.
\(\frac { eV }{ 2m } \)
\(\frac { eV }{ m } \)
\(\sqrt { \frac { 2eV }{ m } } \)
\(\sqrt { \frac { eV }{ 2m } } \)
1.
(d)
velocity of light
2.
(b)
zero
3.
(b)
colliding electrons can acquire higher K.E due to increased mean free path leading to ionisation of atoms
4.
(b)
E=hv
5.
(c)
\(\sqrt { \frac { 2eV }{ m } } \)
12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications களப்பெயர் முறைமை (DNS) Sample Question Papers Study Material - QB365 Set A
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
